Tribromoacetic acid
Clay County Public Water Supply District 6
Tribromoacetic acid is formed when chlorine or other disinfectants are used to treat drinking water. Disinfection byproducts increase the risk of cancer and may cause problems during pregnancy.
20
Samples
0
Samples exceeding legal limit (MCL)
1
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | 0.420 ppb | 8 | 1 | ND - 3.36 ppb |
| 2015 | ND | 4 | 0 | ND |
| 2016 | ND | 2 | 0 | ND |
| 2017 | ND | 2 | 0 | ND |
| 2018 | ND | 2 | 0 | ND |
| 2019 | ND | 2 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
EWG Health Guideline 0.04 ppb
The EWG Health Guideline of 0.04 ppb for tribromoacetic acid was defined in a peer-reviewed scientific study by EWG and represents a on-in-a-million lifetime cancer risk level. This health guideline protects against cancer.
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-01-17 | AC16740 | ND |
| 2014-01-17 | AC16739 | ND |
| 2014-04-23 | AC21646 | 3.36 ppb |
| 2014-04-23 | AC21647 | ND |
| 2014-07-24 | AC30674 | ND |
| 2014-07-24 | AC30675 | ND |
| 2014-10-21 | AC37675 | ND |
| 2014-10-21 | AC37676 | ND |
| 2015-01-26 | AC40399 | ND |
| 2015-01-26 | AC40400 | ND |
| 2015-07-20 | AC54302 | ND |
| 2015-07-20 | AC54301 | ND |
| 2016-07-18 | AC79707 | ND |
| 2016-07-18 | AC79708 | ND |
| 2017-07-12 | AD01412 | ND |
| 2017-07-12 | AD01411 | ND |
| 2018-07-18 | AD29188 | ND |
| 2018-07-18 | AD29189 | ND |
| 2019-07-12 | AD51806 | ND |
| 2019-07-18 | AD53159 | ND |